#!/bin/sh
### BEGIN INIT INFO
# Provides:          Syncthing
# Required-Start:    $local_fs $remote_fs $network
# Required-Stop:     $local_fs $remote_fs $network
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Syncthing
# Description:       Syncthing is for backups
### END INIT INFO
  
# Documentation available at
# http://refspecs.linuxfoundation.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptfunc.html
# Debian provides some extra functions though
. /lib/lsb/init-functions
  
DAEMON_NAME="syncthing"
DAEMON_USER=pi
DAEMON_PATH="/home/pi/syncthing/syncthing"
DAEMON_OPTS=""
DAEMON_PWD="${PWD}"
DAEMON_DESC=$(get_lsb_header_val $0 "Short-Description")
DAEMON_PID="/var/run/${DAEMON_NAME}.pid"
DAEMON_NICE=0
DAEMON_LOG='/var/log/syncthing'
  
[ -r "/etc/default/${DAEMON_NAME}" ] && . "/etc/default/${DAEMON_NAME}"
  
do_start() {
  local result
  
    pidofproc -p "${DAEMON_PID}" "${DAEMON_PATH}" > /dev/null
    if [ $? -eq 0 ]; then
        log_warning_msg "${DAEMON_NAME} is already started"
        result=0
    else
        log_daemon_msg "Starting ${DAEMON_DESC}" "${DAEMON_NAME}"
        touch "${DAEMON_LOG}"
        chown $DAEMON_USER "${DAEMON_LOG}"
        chmod u+rw "${DAEMON_LOG}"
        if [ -z "${DAEMON_USER}" ]; then
            start-stop-daemon --start --quiet --oknodo --background \
                --nicelevel $DAEMON_NICE \
                --chdir "${DAEMON_PWD}" \
                --pidfile "${DAEMON_PID}" --make-pidfile \
                --exec "${DAEMON_PATH}" -- $DAEMON_OPTS
            result=$?
        else
            start-stop-daemon --start --quiet --oknodo --background \
                --nicelevel $DAEMON_NICE \
                --chdir "${DAEMON_PWD}" \
                --pidfile "${DAEMON_PID}" --make-pidfile \
                --chuid "${DAEMON_USER}" \
                --exec "${DAEMON_PATH}" -- $DAEMON_OPTS
            result=$?
        fi
        log_end_msg $result
    fi
    return $result
}
  
do_stop() {
    local result
  
    pidofproc -p "${DAEMON_PID}" "${DAEMON_PATH}" > /dev/null
    if [ $? -ne 0 ]; then
        log_warning_msg "${DAEMON_NAME} is not started"
        result=0
    else
        log_daemon_msg "Stopping ${DAEMON_DESC}" "${DAEMON_NAME}"
        killproc -p "${DAEMON_PID}" "${DAEMON_PATH}"
        result=$?
        log_end_msg $result
        rm "${DAEMON_PID}"
    fi
    return $result
}
  
do_restart() {
    local result
    do_stop
    result=$?
    if [ $result = 0 ]; then
        do_start
        result=$?
    fi
    return $result
}
  
do_status() {
    local result
    status_of_proc -p "${DAEMON_PID}" "${DAEMON_PATH}" "${DAEMON_NAME}"
    result=$?
    return $result
}
  
do_usage() {
    echo $"Usage: $0 {start | stop | restart | status}"
    exit 1
}
  
case "$1" in
start)   do_start;   exit $? ;;
stop)    do_stop;    exit $? ;;
restart) do_restart; exit $? ;;
status)  do_status;  exit $? ;;
*)       do_usage;   exit  1 ;;
esac
